The Real Housewives franchise has had its fair share of drama over the years.
But these 13 scandals are what got viewers talking, and probably explain why the respective shows are still on the air.
Scroll down if you want all the juicy details -- and let us know if we left off your favorite!
Cancer-gate on The Real Housewives of Orange County
Vicki Gunvalso thought that she had found the man of her dreams in Brooks Ayers. However, everyone felt like there was something off about Brooks from the get-go.
Things got downright gnarly when he told everyone he was diagnosed with stage 3 Non-Hodgkin's Lymphoma.
Vicki had a major falling out with her co-stars when rumors emerged that he was faking the diagnosis.
Brooks later admitted to falsifying medical documents, but Vicki was done with him.
Tom Causes a Rift on The Real Housewives of New York
Tom D'Agostino joined the cast during Season 8 as the boyfriend of Luann De Lesseps, but it quickly emerged that co-stars Sonja Morgan and Ramona Singer had previously dated him.
Bethenny Frankel stepped in with proof that Tom was cheating on her, but Luann married him anyway. They split eight months after the marriage. Hey, the drama made for good TV.
Puppy-gate on The Real Housewives of Beverly Hills
This scandal paved the way for Lisa Vanderpump to quite the series. Basically, Dorit Kemsley adopted a dog from Vanderpump Dogs, but then she gave the pooch to someone else after it allegedly bit one of her children.
The plot thickened when the dog was then at an another shelter and Lisa stepped in to save the dog again. All of the ladies seemingly turned on Lisa for apparently having her Vanderpump Dogs employee, John Sessa, stir the pot. After weeks of back and forth, Lisa and then-BFF Kyle Richards ha a screaming match, and ended their friendship.
Nene vs. Kim on The Real Housewives of Atlanta
Nene Leakes and Kim Zolciak-Biermann were once good friends, but all of that changed when Zolciak started dating some dude named Big Poppa.
Leakes told her castmates the man was married, and it was later confirmed. And Nene was having none of it.
"Close your legs to married men!" she yelled at her one-time friend.
Fraud on the Real Housewives of New Jersey
New Jersey's resident table flipper, Teresa Giudice and her husband Joe Giudice raised suspicions when they filed for bankruptcy. They were accused of committing mail, wire, bank, bankruptcy, and tax fraud. They were both indicted in 2014.
Teresa played dumb, saying she had no idea what was happening and was given a 15-month jail sentence. Joe was given 41 months, before being detained for possible deportation back to Italy.
A Limo State of Mind on The Real Housewives of Beverly Hills
At first, Kyle Richards always defended her sister Kim when cast members complained that her behavior was a cause for concern. All of that came to a head when the cast members were in a limousine and Kim accused Kyle of stealing the family's inherited vacation house.
Kyle was done and chastised her sister for her alcohol addiction.
"You are a liar, and sick, and an alcoholic. That's right. I said it now, so everybody knows."